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Spiteri, L.F.: ¬The essential elements of faceted thesauri (1999)
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Rada, R.: Maintaining thesauri and metathesauri (1990)
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Willis, C.; Losee, R.M.: ¬A random walk on an ontology : using thesaurus structure for automatic subject indexing (2013)
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Kless, D.; Milton, S.; Kazmierczak, E.; Lindenthal, J.: Thesaurus and ontology structure : formal and pragmatic differences and similarities (2015)
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Naumis Pena, C.: Evaluation of educational thesauri (2006)
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